工(gong)業副產石(shi)膏(gao)簡介(jie)

工(gong)(gong)(gong)(gong)業副(fu)(fu)(fu)產石(shi)膏(gao)(gao)(gao)是(shi)指在化工(gong)(gong)(gong)(gong)生(sheng)產過程中所得的(de)以CaSO4·2H2O或CaSO4·H2O為主(zhu)要成(cheng)分的(de)副(fu)(fu)(fu)產品,稱為工(gong)(gong)(gong)(gong)業副(fu)(fu)(fu)產石(shi)膏(gao)(gao)(gao)。目前排(pai)放量較大(da)的(de)有脫硫(liu)石(shi)膏(gao)(gao)(gao)、磷石(shi)膏(gao)(gao)(gao)、氟石(shi)膏(gao)(gao)(gao)、鹽石(shi)膏(gao)(gao)(gao)等。工(gong)(gong)(gong)(gong)業副(fu)(fu)(fu)產石(shi)膏(gao)(gao)(gao)含(han)有超過10%的(de)游離水。我公司結合國內外(wai)化學石(shi)膏(gao)(gao)(gao)制備建筑石(shi)膏(gao)(gao)(gao)粉的(de)成(cheng)功經驗(yan)，采用二(er)步法(fa)生(sheng)產工(gong)(gong)(gong)(gong)藝制備建筑石(shi)膏(gao)(gao)(gao)粉。